function testAffineForms()
	int1=Interval(10,24);
	int2=Interval(16,45);
	int3=Interval(77,102);
	int4=Interval(55,66);
	
	aff1=AffineForm(int1);
	aff2=AffineForm(int2);
	aff3=AffineForm(int3);
	aff4=AffineForm(int4);
	
	int12=int1+int2;
	int34=int3+int4;
	
	int12m34=int12*int34;
	int12d34=int12/int34;
	
	aff12=aff1+aff2;
	aff13=aff1+aff3;
	
	aff12m34=aff12*aff13;
	aff12d34=aff12/aff13;
	
	affInt12m34=aff12m34.convertToInterval();
	affInt12d34=aff12d34.convertToInterval();
	
	int1+int2
	convertToInterval(aff1+aff2)
	
	int1-int2
	convertToInterval(aff1-aff2)
	
	'<'
	int1<int3
	aff1<aff3
	'>'
	int1>int3
	aff1>aff3
	
	int12m34
	affInt12m34
	int12d34
	affInt12d34
	int1/int2+int1
	
	'aff1/aff2 + aff1'
	convertToInterval(aff1/aff2+aff1)
	
	'(int1+int2)*int3+int1-int2'
	(int1+int2)*int3+int1-int2

	'(aff1+aff2)*aff3+aff1-aff2'	
	convertToInterval((aff1+aff2)*aff3+aff1-aff2)	
		
end
